CVE-2019-2096 Explained : Impact and Mitigation
Learn about CVE-2019-2096, a memory corruption vulnerability in EffectBundle.cpp on Android devices, enabling local privilege escalation within the audio server without user interaction.
Android devices are affected by a memory corruption vulnerability in EffectBundle.cpp, potentially leading to local privilege escalation within the audio server. This CVE impacts various Android versions without requiring user interaction.
Understanding CVE-2019-2096
This CVE involves a memory corruption issue in EffectBundle.cpp on Android devices, allowing for local privilege escalation without additional execution privileges.
What is CVE-2019-2096?
The vulnerability in EffectBundle.cpp on Android devices can result in a double free memory corruption issue, enabling local privilege escalation within the audio server without needing extra execution privileges. The exploit does not require user interaction.
The Impact of CVE-2019-2096
The vulnerability poses a risk of local privilege escalation on affected Android devices, potentially allowing attackers to gain elevated access within the audio server.
Technical Details of CVE-2019-2096
This section provides more technical insights into the CVE.
Vulnerability Description
The vulnerability stems from a memory corruption issue in EffectBundle.cpp on Android devices, specifically due to a double free scenario.
Affected Systems and Versions
- Product: Android
- Affected Versions: Android-7.0, Android-7.1.1, Android-7.1.2, Android-8.0, Android-8.1, Android-9
Exploitation Mechanism
The vulnerability can be exploited to achieve local privilege escalation within the audio server on Android devices, without the need for additional execution privileges.
Mitigation and Prevention
Protecting systems from CVE-2019-2096 is crucial to maintaining security.
Immediate Steps to Take
- Apply security patches provided by the vendor promptly.
- Monitor official sources for updates and advisories regarding this vulnerability.
Long-Term Security Practices
- Regularly update and patch all software and firmware on Android devices.
- Implement security best practices to prevent privilege escalation attacks.
Patching and Updates
Ensure that all affected Android devices are updated with the latest security patches to mitigate the risk posed by CVE-2019-2096.